Which set of numbers can be measured of sides of a triangle

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.

How do i multiply two digit numbers

The owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer